Finding the Fourth Proportional to 9,388.17, 14,081.72 and 2,814.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,388.17 : 14,081.72 = 2,814.48 : x
2. Step 2: Convert to fraction form
   9,388.17/14,081.72 = 2,814.48/x
3. Step 3: Cross multiply
   9,388.17x = 14,081.72 × 2,814.48
4. Step 4: Simplify right side
   9,388.17x = 39,632,705.23
5. Step 5: Solve for x
   x = 39,632,705.23/9,388.17
6. Step 6: Final answer
   x = 4,221.56